According to Censor.NET citing to the press service of the SBU, a citizen of the Russian Federation together with other mercenaries illegally crossed the state border of Ukraine through the Russian checkpoint. From the Russian side the militant group was assisted by the Russian border and from the Ukrainian side the terrorists were met by the LPR terrorists with one of the leaders nicknamed Abkhaz.
Chernysh, who has experience in "hot spots", served as an instructor, coordinated the actions of certain groups, repeatedly provided the retreat of the terrorists from the offensive of the ATO forces.
The Russian mercenary was detained in mid-August this year, when conducting a special mission to search for the pilot, who managed to eject from the downed Ukrainian fighter jet. The detainee is in custody, investigation of his actions is under way.